问题
1,5,9,14,21,() A. 30;B. 32;C. 34;D. 36;
1,5,9,14,21,( )
A. 30;B. 32;C. 34;D. 36;
Fatal error: Uncaught [XSException] ../../../usr/local/xunsearch/sdk/php/lib/XS.php(2559): Connection refused(C#111, localhost:8384)
thrown in /usr/local/xunsearch/sdk/php/lib/XS.php on line 2559